./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash cac198808750b06b4323badfd457155abf5b06080e3172b359793331e4f6845f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:10,056 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:10,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:49:10,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:10,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:10,227 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:10,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:10,228 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:10,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:10,234 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:10,235 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:10,235 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:10,236 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:10,238 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:10,238 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:10,239 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:10,239 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:10,239 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:10,240 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:10,240 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:10,241 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:10,241 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:10,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:10,245 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:10,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:10,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:10,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:10,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:10,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:10,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:10,249 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:10,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:10,250 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:10,250 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:10,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:10,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:10,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:10,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:10,252 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:10,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:10,253 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:10,253 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:10,254 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:10,254 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:10,255 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cac198808750b06b4323badfd457155abf5b06080e3172b359793331e4f6845f [2023-11-24 23:49:10,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:10,610 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:10,614 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:10,615 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:10,616 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:10,618 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:49:13,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:14,450 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:14,452 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:49:14,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/data/cd20a207e/f2b745333a8e4adfa04ab16d88a04fdd/FLAG5fc25cd0e [2023-11-24 23:49:14,520 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/data/cd20a207e/f2b745333a8e4adfa04ab16d88a04fdd [2023-11-24 23:49:14,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:14,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:14,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:14,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:14,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:14,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:14" (1/1) ... [2023-11-24 23:49:14,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e437790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:14, skipping insertion in model container [2023-11-24 23:49:14,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:14" (1/1) ... [2023-11-24 23:49:14,732 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:17,487 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314606,314619] [2023-11-24 23:49:17,492 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314753,314766] [2023-11-24 23:49:17,493 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314892,314905] [2023-11-24 23:49:17,495 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[315050,315063] [2023-11-24 23:49:17,535 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:17,601 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:49:17,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5335] [2023-11-24 23:49:17,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5342] [2023-11-24 23:49:17,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5349] [2023-11-24 23:49:17,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/a068ef8/linux-usb-dev/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5403-5404] [2023-11-24 23:49:17,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5409-5411] [2023-11-24 23:49:17,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [5448] [2023-11-24 23:49:17,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5451] [2023-11-24 23:49:17,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5454] [2023-11-24 23:49:17,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [5457] [2023-11-24 23:49:17,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5546] [2023-11-24 23:49:17,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5554] [2023-11-24 23:49:17,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [5584] [2023-11-24 23:49:17,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [5592] [2023-11-24 23:49:17,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5599] [2023-11-24 23:49:17,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5607] [2023-11-24 23:49:17,748 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [5675-5676] [2023-11-24 23:49:17,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [5709-5710] [2023-11-24 23:49:18,074 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314606,314619] [2023-11-24 23:49:18,074 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314753,314766] [2023-11-24 23:49:18,075 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[314892,314905] [2023-11-24 23:49:18,076 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i[315050,315063] [2023-11-24 23:49:18,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:49:18,299 WARN L675 CHandler]: The function __request_region is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:49:18,299 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:49:18,307 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:49:18,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18 WrapperNode [2023-11-24 23:49:18,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:18,309 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:18,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:49:18,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:49:18,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:18,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:18,737 INFO L138 Inliner]: procedures = 351, calls = 2181, calls flagged for inlining = 196, calls inlined = 190, statements flattened = 6347 [2023-11-24 23:49:18,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:49:18,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:49:18,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:49:18,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:49:18,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:18,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:18,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:18,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:18,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:19,022 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:19,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:19,092 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:19,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:49:19,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:49:19,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:49:19,220 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:49:19,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (1/1) ... [2023-11-24 23:49:19,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:19,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:49:19,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:49:19,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e4bfd58-c17d-49ed-bcbc-1d112accdfaf/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:49:19,300 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_resume [2023-11-24 23:49:19,301 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_resume [2023-11-24 23:49:19,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-24 23:49:19,301 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-24 23:49:19,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:49:19,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:49:19,302 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-24 23:49:19,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-24 23:49:19,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:49:19,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:49:19,304 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_exit [2023-11-24 23:49:19,304 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_exit [2023-11-24 23:49:19,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-24 23:49:19,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-24 23:49:19,304 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_write_reg [2023-11-24 23:49:19,304 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_write_reg [2023-11-24 23:49:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-24 23:49:19,305 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-24 23:49:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:49:19,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:49:19,305 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2023-11-24 23:49:19,305 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2023-11-24 23:49:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_handle_interrupt [2023-11-24 23:49:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_handle_interrupt [2023-11-24 23:49:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_start [2023-11-24 23:49:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_start [2023-11-24 23:49:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2023-11-24 23:49:19,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2023-11-24 23:49:19,306 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read8 [2023-11-24 23:49:19,307 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read8 [2023-11-24 23:49:19,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-24 23:49:19,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-24 23:49:19,307 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-24 23:49:19,307 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-24 23:49:19,307 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_read_and_clear_stats [2023-11-24 23:49:19,308 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_read_and_clear_stats [2023-11-24 23:49:19,308 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-24 23:49:19,309 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-24 23:49:19,309 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2023-11-24 23:49:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2023-11-24 23:49:19,310 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-24 23:49:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-24 23:49:19,310 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_sync [2023-11-24 23:49:19,310 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_sync [2023-11-24 23:49:19,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:49:19,310 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_multicast_list [2023-11-24 23:49:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_multicast_list [2023-11-24 23:49:19,311 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:49:19,311 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:49:19,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_29 [2023-11-24 23:49:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_29 [2023-11-24 23:49:19,312 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:49:19,312 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-24 23:49:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-24 23:49:19,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:49:19,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:49:19,313 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-24 23:49:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-24 23:49:19,313 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:49:19,313 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:49:19,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:49:19,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:49:19,314 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_eisa_cleanup [2023-11-24 23:49:19,315 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_eisa_cleanup [2023-11-24 23:49:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-24 23:49:19,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-24 23:49:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-24 23:49:19,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-24 23:49:19,315 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:49:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:49:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-24 23:49:19,316 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-24 23:49:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_print_list [2023-11-24 23:49:19,316 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_print_list [2023-11-24 23:49:19,316 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-24 23:49:19,316 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-24 23:49:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write16 [2023-11-24 23:49:19,317 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write16 [2023-11-24 23:49:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-24 23:49:19,317 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-24 23:49:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:49:19,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:49:19,317 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-24 23:49:19,318 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-24 23:49:19,318 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-24 23:49:19,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-24 23:49:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:49:19,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:49:19,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:49:19,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:49:19,320 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2023-11-24 23:49:19,321 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2023-11-24 23:49:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_lists [2023-11-24 23:49:19,321 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_lists [2023-11-24 23:49:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_finish_reset [2023-11-24 23:49:19,321 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_finish_reset [2023-11-24 23:49:19,321 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_close [2023-11-24 23:49:19,322 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_close [2023-11-24 23:49:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-24 23:49:19,322 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-24 23:49:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_print [2023-11-24 23:49:19,322 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_print [2023-11-24 23:49:19,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2023-11-24 23:49:19,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2023-11-24 23:49:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write32 [2023-11-24 23:49:19,323 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write32 [2023-11-24 23:49:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver [2023-11-24 23:49:19,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver [2023-11-24 23:49:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_probe1 [2023-11-24 23:49:19,323 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_probe1 [2023-11-24 23:49:19,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:49:19,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:49:19,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:49:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-24 23:49:19,326 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-24 23:49:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-24 23:49:19,326 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-24 23:49:19,326 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-24 23:49:19,326 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-24 23:49:19,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2023-11-24 23:49:19,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2023-11-24 23:49:19,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-24 23:49:19,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-24 23:49:19,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:49:19,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:49:19,332 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_timer [2023-11-24 23:49:19,332 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_timer [2023-11-24 23:49:19,333 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_stop [2023-11-24 23:49:19,334 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_stop [2023-11-24 23:49:19,335 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_set_mac [2023-11-24 23:49:19,335 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_set_mac [2023-11-24 23:49:19,336 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-24 23:49:19,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-24 23:49:19,342 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_start [2023-11-24 23:49:19,342 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_start [2023-11-24 23:49:19,342 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_read32 [2023-11-24 23:49:19,342 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_read32 [2023-11-24 23:49:19,343 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-24 23:49:19,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-24 23:49:19,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:49:19,344 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-24 23:49:19,344 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-24 23:49:19,344 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_remove_one [2023-11-24 23:49:19,344 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_remove_one [2023-11-24 23:49:19,344 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_get_skb [2023-11-24 23:49:19,344 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_get_skb [2023-11-24 23:49:19,345 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_dio_write8 [2023-11-24 23:49:19,345 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_dio_write8 [2023-11-24 23:49:19,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:49:19,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:49:19,345 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_power_down [2023-11-24 23:49:19,345 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_power_down [2023-11-24 23:49:19,345 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_ee_send_byte [2023-11-24 23:49:19,345 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_ee_send_byte [2023-11-24 23:49:19,346 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:49:19,346 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2023-11-24 23:49:19,346 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2023-11-24 23:49:19,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2023-11-24 23:49:19,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2023-11-24 23:49:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:49:19,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:49:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_poll [2023-11-24 23:49:19,347 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_poll [2023-11-24 23:49:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2023-11-24 23:49:19,347 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2023-11-24 23:49:19,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:49:19,348 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_reset_adapter [2023-11-24 23:49:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_reset_adapter [2023-11-24 23:49:19,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:49:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:49:19,348 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:49:19,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:49:19,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:49:19,348 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-24 23:49:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:49:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-24 23:49:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_send_data [2023-11-24 23:49:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_send_data [2023-11-24 23:49:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_mii_read_reg [2023-11-24 23:49:19,349 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_mii_read_reg [2023-11-24 23:49:19,349 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_free_lists [2023-11-24 23:49:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_free_lists [2023-11-24 23:49:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:49:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:49:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_open [2023-11-24 23:49:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_open [2023-11-24 23:49:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-24 23:49:19,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-24 23:49:19,350 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-24 23:49:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-24 23:49:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_11_2 [2023-11-24 23:49:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_11_2 [2023-11-24 23:49:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-24 23:49:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-24 23:49:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2023-11-24 23:49:19,351 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2023-11-24 23:49:19,351 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2023-11-24 23:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2023-11-24 23:49:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2023-11-24 23:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2023-11-24 23:49:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_store_skb [2023-11-24 23:49:19,352 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_store_skb [2023-11-24 23:49:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:49:19,352 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-24 23:49:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_tx_timeout [2023-11-24 23:49:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_tx_timeout [2023-11-24 23:49:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2023-11-24 23:49:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2023-11-24 23:49:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:49:19,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:49:19,353 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2023-11-24 23:49:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2023-11-24 23:49:19,354 INFO L130 BoogieDeclarations]: Found specification of procedure tlan_phy_detect [2023-11-24 23:49:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure tlan_phy_detect [2023-11-24 23:49:19,354 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:49:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:49:19,354 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-24 23:49:19,354 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-24 23:49:20,232 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:49:20,237 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:49:21,417 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:49:26,071 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_32#1: tlan_eisa_probe_~irq~0#1 := 9; [2023-11-24 23:49:26,072 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6987: assume -2147483648 <= tlan_eisa_probe_#t~ret390#1 && tlan_eisa_probe_#t~ret390#1 <= 2147483647;tlan_eisa_probe_~rc~2#1 := tlan_eisa_probe_#t~ret390#1;havoc tlan_eisa_probe_#t~ret390#1; [2023-11-24 23:49:26,072 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993-1: assume -2147483648 <= tlan_eisa_probe_#t~ret392#1 && tlan_eisa_probe_#t~ret392#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset;havoc tlan_eisa_probe_#t~ret392#1; [2023-11-24 23:49:26,072 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6993: SUMMARY for call tlan_eisa_probe_#t~ret392#1 := printk(tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset); srcloc: null [2023-11-24 23:49:26,072 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6999-1: tlan_eisa_probe_~ioaddr~0#1 := 4096 + tlan_eisa_probe_~ioaddr~0#1; [2023-11-24 23:49:26,072 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001-1: assume -2147483648 <= tlan_eisa_probe_#t~ret394#1 && tlan_eisa_probe_#t~ret394#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset;havoc tlan_eisa_probe_#t~ret394#1; [2023-11-24 23:49:26,073 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7001: SUMMARY for call tlan_eisa_probe_#t~ret394#1 := printk(tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset); srcloc: null [2023-11-24 23:49:26,073 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7008: assume tlan_eisa_probe_~ioaddr~0#1 <= 36863; [2023-11-24 23:49:26,073 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L7008: assume !(tlan_eisa_probe_~ioaddr~0#1 <= 36863); [2023-11-24 23:49:26,073 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet372#1 := ~debug~0; [2023-11-24 23:49:26,073 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet372#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet372#1 <= 16;assume tlan_eisa_probe_#t~nondet372#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet372#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet372#1 >= -2147483648; [2023-11-24 23:49:26,073 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet376#1 := 0; [2023-11-24 23:49:26,074 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-5: assume !(0 == ~debug~0); [2023-11-24 23:49:26,074 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-3: assume 0 != tlan_eisa_probe_#t~nondet372#1;havoc tlan_eisa_probe_#t~nondet372#1; [2023-11-24 23:49:26,074 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6884-3: assume !(0 != tlan_eisa_probe_#t~nondet372#1);havoc tlan_eisa_probe_#t~nondet372#1; [2023-11-24 23:49:26,074 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: SUMMARY for call tlan_eisa_probe_#t~ret373#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:49:26,074 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886-1: tlan_eisa_probe_~tmp~35#1 := tlan_eisa_probe_#t~ret373#1;havoc tlan_eisa_probe_#t~ret373#1;tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset := 43, 0; [2023-11-24 23:49:26,074 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6887-1: assume -2147483648 <= tlan_eisa_probe_#t~ret375#1 && tlan_eisa_probe_#t~ret375#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset;havoc tlan_eisa_probe_#t~ret375#1; [2023-11-24 23:49:26,075 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6887: SUMMARY for call tlan_eisa_probe_#t~ret375#1 := printk(tlan_eisa_probe_#t~nondet374#1.base, tlan_eisa_probe_#t~nondet374#1.offset); srcloc: null [2023-11-24 23:49:26,075 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet376#1 := ~debug~0; [2023-11-24 23:49:26,075 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet376#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet376#1 <= 16;assume tlan_eisa_probe_#t~nondet376#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet376#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet376#1 >= -2147483648; [2023-11-24 23:49:26,075 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-5: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet380#1 := 0; [2023-11-24 23:49:26,075 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-5: assume !(0 == ~debug~0); [2023-11-24 23:49:26,075 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-3: assume 0 != tlan_eisa_probe_#t~nondet376#1;havoc tlan_eisa_probe_#t~nondet376#1; [2023-11-24 23:49:26,076 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6891-3: assume !(0 != tlan_eisa_probe_#t~nondet376#1);havoc tlan_eisa_probe_#t~nondet376#1; [2023-11-24 23:49:26,076 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6893-1: tlan_eisa_probe_~tmp___0~12#1 := tlan_eisa_probe_#t~ret377#1;havoc tlan_eisa_probe_#t~ret377#1;tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset := 44, 0; [2023-11-24 23:49:26,076 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6893: SUMMARY for call tlan_eisa_probe_#t~ret377#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:49:26,076 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6894: SUMMARY for call tlan_eisa_probe_#t~ret379#1 := printk(tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset); srcloc: null [2023-11-24 23:49:26,077 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6894-1: assume -2147483648 <= tlan_eisa_probe_#t~ret379#1 && tlan_eisa_probe_#t~ret379#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet378#1.base, tlan_eisa_probe_#t~nondet378#1.offset;havoc tlan_eisa_probe_#t~ret379#1; [2023-11-24 23:49:26,081 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume 0 != tlan_eisa_probe_#t~nondet380#1;havoc tlan_eisa_probe_#t~nondet380#1;tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset := 45, 0; [2023-11-24 23:49:26,081 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-3: assume !(0 != tlan_eisa_probe_#t~nondet380#1);havoc tlan_eisa_probe_#t~nondet380#1; [2023-11-24 23:49:26,082 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet380#1 := ~debug~0; [2023-11-24 23:49:26,082 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-1: assume !(16 == ~debug~0);assume ~debug~0 < 0 || tlan_eisa_probe_#t~nondet380#1 <= ~debug~0;assume tlan_eisa_probe_#t~nondet380#1 <= 16;assume tlan_eisa_probe_#t~nondet380#1 >= 0;assume ~debug~0 >= 0 || tlan_eisa_probe_#t~nondet380#1 > 16 + ~debug~0;assume tlan_eisa_probe_#t~nondet380#1 >= -2147483648; [2023-11-24 23:49:26,088 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6898-5: call tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset := __request_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16, ~#tlan_signature~0.base, ~#tlan_signature~0.offset, 0);tlan_eisa_probe_~tmp___1~5#1.base, tlan_eisa_probe_~tmp___1~5#1.offset := tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset;havoc tlan_eisa_probe_#t~ret383#1.base, tlan_eisa_probe_#t~ret383#1.offset; [2023-11-24 23:49:26,088 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:49:26,088 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900-1: assume -2147483648 <= tlan_eisa_probe_#t~ret382#1 && tlan_eisa_probe_#t~ret382#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset;havoc tlan_eisa_probe_#t~ret382#1; [2023-11-24 23:49:26,088 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6900: SUMMARY for call tlan_eisa_probe_#t~ret382#1 := printk(tlan_eisa_probe_#t~nondet381#1.base, tlan_eisa_probe_#t~nondet381#1.offset); srcloc: null [2023-11-24 23:49:26,089 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: assume 0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616; [2023-11-24 23:49:26,090 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6908: assume !(0 == (tlan_eisa_probe_~tmp___1~5#1.base + tlan_eisa_probe_~tmp___1~5#1.offset) % 18446744073709551616); [2023-11-24 23:49:26,092 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913-1: tlan_eisa_probe_~tmp___2~2#1 := tlan_eisa_probe_#t~ret384#1;havoc tlan_eisa_probe_#t~ret384#1; [2023-11-24 23:49:26,092 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6913: SUMMARY for call tlan_eisa_probe_#t~ret384#1 := inw((if (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3200 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:49:26,092 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: assume 4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296; [2023-11-24 23:49:26,092 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6915: assume !(4366 != tlan_eisa_probe_~tmp___2~2#1 % 65536 % 4294967296); [2023-11-24 23:49:26,092 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6917: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:49:26,092 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_ldv_43247#1: SUMMARY for call tlan_eisa_probe_#t~ret390#1 := tlan_probe1(0, 0, tlan_eisa_probe_~ioaddr~0#1, tlan_eisa_probe_~irq~0#1, 12, 0, 0); srcloc: null [2023-11-24 23:49:26,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923-1: tlan_eisa_probe_~device_id~1#1 := tlan_eisa_probe_#t~ret385#1;havoc tlan_eisa_probe_#t~ret385#1; [2023-11-24 23:49:26,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6923: SUMMARY for call tlan_eisa_probe_#t~ret385#1 := inw((if (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3202 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:49:26,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: assume 8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296; [2023-11-24 23:49:26,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6925: assume !(8433 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296 && 16625 != tlan_eisa_probe_~device_id~1#1 % 65536 % 4294967296); [2023-11-24 23:49:26,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6927: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:49:26,093 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_128#1: tlan_eisa_probe_~irq~0#1 := 11; [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933-1: tlan_eisa_probe_~tmp___3~2#1 := tlan_eisa_probe_#t~ret386#1;havoc tlan_eisa_probe_#t~ret386#1; [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6933: SUMMARY for call tlan_eisa_probe_#t~ret386#1 := inb((if (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3204 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935: assume 1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296; [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6935: assume !(1 != tlan_eisa_probe_~tmp___3~2#1 % 256 % 4294967296); [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6937: SUMMARY for call __release_region(~#ioport_resource~0.base, ~#ioport_resource~0.offset, tlan_eisa_probe_~ioaddr~0#1, 16); srcloc: null [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset := 46, 0; [2023-11-24 23:49:26,094 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942: assume !(16 == ~debug~0); [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6942-2: SUMMARY for call tlan_eisa_probe_#t~ret389#1 := inb((if (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 <= 2147483647 then (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 else (3264 + tlan_eisa_probe_~ioaddr~0#1) % 4294967296 % 4294967296 - 4294967296)); srcloc: null [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944-1: assume -2147483648 <= tlan_eisa_probe_#t~ret388#1 && tlan_eisa_probe_#t~ret388#1 <= 2147483647;havoc tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset;havoc tlan_eisa_probe_#t~ret388#1; [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6944: SUMMARY for call tlan_eisa_probe_#t~ret388#1 := printk(tlan_eisa_probe_#t~nondet387#1.base, tlan_eisa_probe_#t~nondet387#1.offset); srcloc: null [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6949: tlan_eisa_probe_~tmp___4~0#1 := tlan_eisa_probe_#t~ret389#1;havoc tlan_eisa_probe_#t~ret389#1; [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume 16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6952: assume !(16 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:49:26,095 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_64#1: tlan_eisa_probe_~irq~0#1 := 10; [2023-11-24 23:49:26,096 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume 32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:49:26,096 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6956: assume !(32 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:49:26,096 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume !(16 == ~debug~0); [2023-11-24 23:49:26,096 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##98: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet393#1.base, tlan_eisa_probe_#t~nondet393#1.offset := 48, 0; [2023-11-24 23:49:26,096 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume !(16 == ~debug~0); [2023-11-24 23:49:26,096 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##95: assume 16 == ~debug~0;tlan_eisa_probe_#t~nondet391#1.base, tlan_eisa_probe_#t~nondet391#1.offset := 47, 0; [2023-11-24 23:49:26,098 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: assume 64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:49:26,098 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6960: assume !(64 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:49:26,098 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !(0 == ~debug~0); [2023-11-24 23:49:26,098 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume 0 == ~debug~0;tlan_eisa_probe_#t~nondet372#1 := 0; [2023-11-24 23:49:26,099 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: assume 128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296); [2023-11-24 23:49:26,099 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint L6964: assume !(128 == (if tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 <= 2147483647 then tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 else tlan_eisa_probe_~tmp___4~0#1 % 256 % 4294967296 - 4294967296)); [2023-11-24 23:49:26,099 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint tlan_eisa_probe_case_16#1: tlan_eisa_probe_~irq~0#1 := 5; [2023-11-24 23:49:26,365 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:49:30,961 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:49:30,961 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:49:30,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:30 BoogieIcfgContainer [2023-11-24 23:49:30,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:49:30,968 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:49:30,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:49:30,972 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:49:30,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:49:14" (1/3) ... [2023-11-24 23:49:30,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b9511f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:30, skipping insertion in model container [2023-11-24 23:49:30,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:18" (2/3) ... [2023-11-24 23:49:30,975 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30b9511f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:49:30, skipping insertion in model container [2023-11-24 23:49:30,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:49:30" (3/3) ... [2023-11-24 23:49:30,977 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-ti-tlan.cil.i [2023-11-24 23:49:31,000 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:49:31,000 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-24 23:49:31,128 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:49:31,139 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@657e20db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:49:31,140 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-24 23:49:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 1853 states, 1079 states have (on average 1.247451343836886) internal successors, (1346), 1115 states have internal predecessors, (1346), 671 states have call successors, (671), 102 states have call predecessors, (671), 101 states have return successors, (666), 655 states have call predecessors, (666), 666 states have call successors, (666) [2023-11-24 23:49:31,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 23:49:31,184 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:31,185 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:31,186 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:31,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:31,195 INFO L85 PathProgramCache]: Analyzing trace with hash 793688535, now seen corresponding path program 1 times [2023-11-24 23:49:31,211 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:31,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128152096] [2023-11-24 23:49:31,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:32,234 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 23:49:32,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:49:32,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128152096] [2023-11-24 23:49:32,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128152096] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:32,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:32,236 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:32,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080516110] [2023-11-24 23:49:32,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:32,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:32,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:49:32,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:32,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:32,291 INFO L87 Difference]: Start difference. First operand has 1853 states, 1079 states have (on average 1.247451343836886) internal successors, (1346), 1115 states have internal predecessors, (1346), 671 states have call successors, (671), 102 states have call predecessors, (671), 101 states have return successors, (666), 655 states have call predecessors, (666), 666 states have call successors, (666) Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-24 23:49:35,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:38,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:40,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:42,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:42,317 INFO L93 Difference]: Finished difference Result 5463 states and 7916 transitions. [2023-11-24 23:49:42,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:42,320 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) Word has length 76 [2023-11-24 23:49:42,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:42,391 INFO L225 Difference]: With dead ends: 5463 [2023-11-24 23:49:42,391 INFO L226 Difference]: Without dead ends: 3613 [2023-11-24 23:49:42,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:42,422 INFO L413 NwaCegarLoop]: 2327 mSDtfsCounter, 2628 mSDsluCounter, 2254 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2628 SdHoareTripleChecker+Valid, 4581 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:42,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2628 Valid, 4581 Invalid, 735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 729 Invalid, 3 Unknown, 0 Unchecked, 9.5s Time] [2023-11-24 23:49:42,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3613 states. [2023-11-24 23:49:42,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3613 to 3611. [2023-11-24 23:49:42,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3611 states, 2104 states have (on average 1.24287072243346) internal successors, (2615), 2174 states have internal predecessors, (2615), 1305 states have call successors, (1305), 201 states have call predecessors, (1305), 200 states have return successors, (1303), 1281 states have call predecessors, (1303), 1303 states have call successors, (1303) [2023-11-24 23:49:42,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 3611 states and 5223 transitions. [2023-11-24 23:49:42,890 INFO L78 Accepts]: Start accepts. Automaton has 3611 states and 5223 transitions. Word has length 76 [2023-11-24 23:49:42,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:42,894 INFO L495 AbstractCegarLoop]: Abstraction has 3611 states and 5223 transitions. [2023-11-24 23:49:42,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 3 states have call predecessors, (9), 3 states have call successors, (9) [2023-11-24 23:49:42,895 INFO L276 IsEmpty]: Start isEmpty. Operand 3611 states and 5223 transitions. [2023-11-24 23:49:42,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-24 23:49:42,915 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:42,916 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:42,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:49:42,916 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:42,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:42,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1077027791, now seen corresponding path program 1 times [2023-11-24 23:49:42,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:42,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983605433] [2023-11-24 23:49:42,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:43,439 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-24 23:49:43,439 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:49:43,439 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983605433] [2023-11-24 23:49:43,439 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983605433] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:43,440 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:43,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:49:43,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4100181] [2023-11-24 23:49:43,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:43,442 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:49:43,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:49:43,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:49:43,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:43,443 INFO L87 Difference]: Start difference. First operand 3611 states and 5223 transitions. Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-24 23:49:47,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:49,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:51,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:49:51,382 INFO L93 Difference]: Finished difference Result 7790 states and 11237 transitions. [2023-11-24 23:49:51,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:49:51,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 98 [2023-11-24 23:49:51,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:49:51,430 INFO L225 Difference]: With dead ends: 7790 [2023-11-24 23:49:51,430 INFO L226 Difference]: Without dead ends: 4192 [2023-11-24 23:49:51,464 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:49:51,465 INFO L413 NwaCegarLoop]: 2477 mSDtfsCounter, 2414 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 17 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2414 SdHoareTripleChecker+Valid, 3833 SdHoareTripleChecker+Invalid, 716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-11-24 23:49:51,465 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2414 Valid, 3833 Invalid, 716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 697 Invalid, 2 Unknown, 0 Unchecked, 7.6s Time] [2023-11-24 23:49:51,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4192 states. [2023-11-24 23:49:51,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4192 to 4169. [2023-11-24 23:49:51,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4169 states, 2452 states have (on average 1.2434747145187601) internal successors, (3049), 2542 states have internal predecessors, (3049), 1463 states have call successors, (1463), 271 states have call predecessors, (1463), 252 states have return successors, (1469), 1404 states have call predecessors, (1469), 1461 states have call successors, (1469) [2023-11-24 23:49:51,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 5981 transitions. [2023-11-24 23:49:51,792 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 5981 transitions. Word has length 98 [2023-11-24 23:49:51,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:49:51,795 INFO L495 AbstractCegarLoop]: Abstraction has 4169 states and 5981 transitions. [2023-11-24 23:49:51,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 3 states have call successors, (10), 1 states have call predecessors, (10), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-24 23:49:51,796 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 5981 transitions. [2023-11-24 23:49:51,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-24 23:49:51,937 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:49:51,938 INFO L195 NwaCegarLoop]: trace histogram [10, 6, 6, 6, 6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:49:51,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 23:49:51,938 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:49:51,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:49:51,939 INFO L85 PathProgramCache]: Analyzing trace with hash -50223379, now seen corresponding path program 1 times [2023-11-24 23:49:51,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:49:51,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711660387] [2023-11-24 23:49:51,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:49:51,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:49:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:49:52,696 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2023-11-24 23:49:52,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:49:52,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711660387] [2023-11-24 23:49:52,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711660387] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:49:52,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:49:52,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:49:52,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459066291] [2023-11-24 23:49:52,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:49:52,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:49:52,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:49:52,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:49:52,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:49:52,703 INFO L87 Difference]: Start difference. First operand 4169 states and 5981 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-24 23:49:56,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:49:58,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []